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(11)

EP 2 160 246 A1

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(43) Date of publication: 10.03.2010 Bulletin 2010/10 (21) Application number: 08736613.4 (22) Date of filing: 28.04.2008

(51) International Patent Classification (IPC):  B02C 15/00(2006.01) F16C 19/50(2006.01) F16C 11/04(2006.01) (86) International application number: PCT/EP2008/055164 (87) International publication number: WO 2009/000575 (31.12.2008 Gazette 2009/01)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 27.06.2007 DK 200700926 (71) Applicant: FLSmidth A/S 2500 Valby (DK)	(72) Inventors: HANGHÖJ, Sören DK-2100 Köpenhamn Ö. (DK) THRANBERG NISSEN, Rasmus DK-2820 Gentofte (DK) (74) Representative: Johansson, Lars E.  Hynell Patenttjänst AB Patron Carls väg 2 683 40 Hagfors/Uddeholm 683 40 Hagfors/Uddeholm (SE)